Philosophy & Meaning · LAB
Deductive Validity Lab
Explore four logical forms and search truth assignments for counterexamples.
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Learn by experimenting
Test an idea with a transparent educational model. Each activity explains its assumptions and links back to a full guide. Labs are learning tools, not medical, legal or financial assessments.
Published learning labs
Life, Body & Mind · LAB
Neuron Threshold Sandbox
Adjust abstract excitatory and inhibitory inputs in a transparent educational threshold model.
Open lab ↗Technology & Futures · LAB
Classifier Trade-offs Lab
Move a decision threshold to observe precision, recall and confusion counts on fictional data.
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